<head class="navbar navbar-fixed-top navbar-inverse">
    <div class ="navbar-inner">
        <div class="container">
            <%= link_to "sample app", '#', id: "logo" %>
            <nav>
                <ul class="nav pull-right">
                    <li><%= link_to "Home",    root_path %></li>
                    <li><%= link_to "Help",    help_path %></li>
                    <li><%= link_to "Sign in", '#' %></li>
                </ul> 
            </nav>
        </div>
    </div>
</head>